Climate change may have led to “Mad Max”-style scenes in ancient Andes
As if we didn't already have enough to worry about
How many shipwrecks are there in the world’s oceans?
There are plenty of submerged wonders still waiting to be discovered
The Holy Grail: Could Valencia’s Sacred Chalice be the One? (video)
Often shrouded in enigmatic tales and elusive quests, the search for this legendary artifact has persisted through the ages